221D Visible Fix Plate / Privacy Indicator Turn / Pull Handle & Knob RH/LH

The Lockwood 221D Detention Series Door Furniture is purpose-built for high-security environments including correctional facilities, hospitals, mental health units and other institutional applications. Designed through extensive consultation with architects, security specialists and healthcare professionals, this heavy-duty range prioritises safety, durability and anti-ligature performance. Each plate is engineered with secure six-point fixing, tamper-resistant components and smooth edges to minimise ligature risks while ensuring reliable operation for staff and controlled users. Compatible with Lockwood 3570, 3770 and 3579 Series mortice locks, the 221D range offers multiple functional configurations to suit diverse operational and safety requirements.

Features

• Heavy-duty stainless steel construction for maximum durability

• Six-point visible fixing for enhanced tamper resistance

• Anti-ligature design to reduce self-harm and concealment risks

• Compatible with Lockwood 3570, 3770 and 3579 Series Mortice Locks

• Available in LH and RH handing options

• Supports a wide range of functional combinations, including:

  • Cylinder hole options

  • Privacy indicator turn & emergency turn systems

  • Pull handles, flush pulls, fixed knobs, and operational knobs

  • 21, 22 & 23 series knobs and lever options

  • LED indicator variants

• Suitable for secure, institutional and health-care applications